Gravitee Funding, Investors & Competitors
Gravitee has raised $101M across 3 funding rounds, most recently a $60M Series C in May 2025.
Last Gravitee funding round
$60M
Series C · May 2025
Cumulative funding Gravitee raised
$101M
across 3 funding rounds
Key investors in Gravitee
AlbionVC
Riverside Acceleration Capital
Oxx
Sixth Street
Kreos Capital
About Gravitee
Gravitee is a Lille-based provider of open-source API management software that enables organizations to design, secure, deploy, and monitor APIs. Its platform includes the API Gateway for traffic management and the Access Management tool for identity and authorization. Founded in 2015 in Hauts-de-France, Gravitee serves enterprises like Orange and Bouygues Telecom across Europe and North America.
Founded
2015
HQ
LilleWebsite
Status
Privately held
Customer focus
B2B
Revenue model
Subscription
Gravitee Funding History
Gravitee has raised a total of $101M across 3 funding rounds.
Gravitee's first fundraising round was a $11M Series A in July 2021. The most recent completed round was a $60M Series C in May 2025.
Gravitee funding rounds
| Date | Stage | Investors | Raised | Deal Summary |
|---|---|---|---|---|
| May 2025 | Series C | Sixth Street (lead); Riverside Acceleration Capital; AlbionVC | $60M | Gravitee is a Denver-based API and event management platform founded in 2015 by Rory Blundell, Azize Elamrani, David Brassely, Nicolas Géraud, and Titouan Compiegne. The company provides enterprises with a unified platform for managing APIs, AI agents, and event streams across on-premises, self-hosted, and SaaS deployment options. Gravitee serves hundreds of enterprise customers including Michelin, Roche, Blue Yonder, and Tide, and was recognized as a 2024 Gartner Magic Quadrant Leader. On May 20, 2025, Gravitee closed a $60 million Series C funding round led by Sixth Street Growth, with participation from existing investors Riverside Acceleration Capital and Albion VC. This brought the company's total funding to over $125 million since inception. The funding was designated for product development, team expansion from approximately 130 to 200 employees by year-end, and expansion into new markets. Michael Bauer, managing director at Sixth Street Growth, joined Gravitee's board of directors. At the time of the Series C round, Gravitee had achieved $22 million in annual recurring revenue in its last financial year. The company positions itself as the leader in agentic API and event management, addressing security, observability, and control challenges as enterprises rapidly integrate AI agents, streaming data, and hybrid systems into their infrastructure. |
| Sep 2022 | Series B | Riverside Acceleration Capital (lead); Kreos Capital; Oxx; AlbionVC | $30M | Gravitee is an API management and security platform offered through both open source and paid editions, based in Europe in the software and IT sector. Riverside Acceleration Capital invested in Gravitee in May 2022 via its flexible capital strategy. Later developments include a later-stage VC round of $58.8M in May 2025, contributing to total funding of $127.2M as of May 2025, with a post-money valuation of $221.8M at that time and a capital efficiency ratio of 1.74x. |
| Jul 2021 | Series A | AlbionVC (lead); Oxx (lead) | $11M | Gravitee.io is an open-source API management platform that provides businesses and developers with control over their entire API ecosystem, including building, managing, monitoring, publishing, and securing APIs with Identity and Access Management. The platform enables effortless API lifecycle management in minutes and hours rather than months, attracting tier-1 enterprise customers across industries in over 20 countries. It reports 35,000 global downloads per month and 163% year-on-year growth as of July 2021. On July 22, 2021, Gravitee.io raised $11 million (equivalent to £8 million or €9.3 million) in a Series A funding round co-led by AlbionVC and Oxx, marking its first venture capital investment after seven years of bootstrapping. The funding supports team expansion in development, sales, and marketing, enhanced community support, accelerated product vision delivery, and international market growth. Investors highlighted the platform's flexibility, competitive wins, and position in the API management market projected to reach $22 billion by 2028. Customers include French retailer Auchan and UK financial platform Tide, with the platform demonstrating strong traction through global adoption and consistent outperformance against first-generation API tools. |
Who has invested in Gravitee?
5 investors have backed Gravitee across its funding rounds, including AlbionVC, Riverside Acceleration Capital, Oxx, Sixth Street and Kreos Capital.
Lead investors include Sixth Street, Riverside Acceleration Capital, AlbionVC and Oxx.
Gravitee Investors
| Investor | HQ | Rounds | Role | First check |
|---|---|---|---|---|
 London | 3 | Lead | Jul 2021 | |
 New York City, NY | 2 | Lead | Sep 2022 | |
| London | 2 | Lead | Jul 2021 | |
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Start Free TrialAcquisitions by Gravitee
Gravitee has acquired 1 company to date.
Last acquisition by Gravitee was on July 15th 2025. Gravitee acquired Ambassador for undisclosed valuation.
Latest Acquisitions by Gravitee
| Description | Ambassador is a remote-first software company founded in 2014 that develops API management tools to accelerate development velocity, enhance quality, and bolster security in cloud-native environments. Its flagship Blackbird API Development Platform integrates with Edge Stack API Gateway and Telepresence for streamlined service meshes. Backed by investors such as Insight Partners and Four Rivers Group, Ambassador serves enterprises building microservices architectures, with deployments across Kubernetes clusters globally. |
| HQ Country | |
| HQ City | Denver, CO |
| Deal Date | 15 Jul 2025 |
| Valuation | undisclosed |
| EV/Revenue | |
| EV/EBITDA | |
This data is available for Pro users. Sign up to see all Gravitee acquisitions and their M&A valuation multiples. Start Free Trial | |
Gravitee Competitors
Gravitee competitors include listed companies like CS Disco and Dye & Durham, and private ones like LinkSquares, Procurement Sciences AI, Rippling and Checkr.
| Company | HQ | Status | Revenue | EBITDA | Valuation | Revenue Multiple |
|---|---|---|---|---|---|---|
| Boston, MA | Private | $20M | - | $800M | 40.0x | |
| Washington, DC | Private | - | - | $146M | - | |
| San Francisco, CA | Private | $570M | - | $17B | 29.5x | |
| San Francisco, CA | Private | $800M | - | $4.6B | 5.8x | |
| United States | Publicly listed | $157M | ($44M) | $273M | 1.0x | |
 Canada | Publicly listed | $316M | $116M | $32M | 3.3x |
Gravitee Public Comps
Gravitee is still privately-owned, but its public comps include Constellation Software, SS&C Technologies, Topicus, Intapp, RWS Holdings, CS Disco, Hibino, Xp Industrial FII, GetBusy and Valtes Holdings.
| Last FY | EV/Revenue | EV/EBITDA | ||||||
|---|---|---|---|---|---|---|---|---|
| Revenue | EBITDA | Last FY | LTM | 2027E | Last FY | LTM | 2027E | |
| $12B | $2.5B | 4.0x | 3.5x | 18.5x | 12.9x | |||
| $6.3B | $2.1B | 4.2x | 3.9x | 12.4x | 10.0x | |||
| $1.8B | $393M | 3.4x | 3.0x | 15.3x | 10.6x | |||
| $578M | ($16M) | 4.6x | 4.5x | (164.3x) | 20.9x | |||
| $927M | ($26M) | 0.7x | 0.7x | (27.2x) | 4.8x | |||
| $157M | ($44M) | 1.1x | 1.0x | (4.0x) | (22.1x) | |||
| $435M | $60M | 0.6x | 0.6x | 4.3x | - | |||
| $9M | - | 10.0x | - | - | - | |||
This data is available for Pro users. Sign up to see all Gravitee competitors and their valuation data. Start Free Trial | ||||||||
Common questions about Gravitee
| When was Gravitee founded? | Gravitee was founded in 2015. |
| Where is Gravitee headquartered? | Gravitee is headquartered in Lille, France. |
| Is Gravitee publicly listed? | No, Gravitee is a private, VC-backed company. |
| How much funding has Gravitee raised? | Gravitee has raised $101M across 3 funding rounds. |
| What was Gravitee's last funding round? | Gravitee's last funding round was a $60M Series C in May 2025, led by Sixth Street. |
| Who are Gravitee's investors? | Gravitee's investors include AlbionVC, Riverside Acceleration Capital, Oxx, Kreos Capital and Sixth Street. |
| Which companies are comparable to Gravitee? | Companies comparable to Gravitee include LinkSquares, Procurement Sciences AI, Rippling, Checkr, CS Disco and Dye & Durham. |
| How many companies has Gravitee acquired? | Gravitee has acquired 1 company, including Ambassador. |
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